Marketing Startups funded by Y Combinator (YC) 2024

December 2024

Browse 100 of the top Marketing startups funded by Y Combinator.

We also have a Startup Directory where you can search through over 5,000 companies.

  • Weebly
    Weebly (w2007)Acquired • 201 employees • San Francisco, CA, USA
    Company Information Weebly is a consumer service that gives people a surprisingly easy and affordable way to create a site that is as unique as they are. Weebly lets entrepreneurs start something and showcase their work. With a Weebly site, people can communicate with their clients, promote their works to potential buyers, share their story with like-minded people, and be an authority on personal and professional interests. Weebly offers a range of pricing options, including a free plan and premium plans starting at $4/month. Weebly sites are optimized to work brilliantly across computers, phones and tablets. Global Growth Over 20million people around the world have started a site on Weebly Weebly sites receive over 100,000,000 unique visitors each month Weebly is offered in 11 languages: English, French, Spanish, Italian, German, Portuguese, Dutch, Chinese, JPese, Russian and Turkish Weebly is privately funded by Sequoia Capital, Baseline Ventures, Ron Conway, and Y Combinator.
  • Webflow
    Webflow (s2013)Active • 600 employees • San Francisco, CA, USA
    Webflow is the leading no-code visual web development platform. It seamlessly generates sophisticated code so anyone can build powerful web-based businesses and adapt to changes without developers or months of building. From entrepreneurs and creative agencies to Fortune 500 companies, Webflow makes the internet a more inclusive place by making the tools to build on it more accessible to more people, fueling business growth. Webflow powers websites for innovators like Discord, Monday.com, IDEO, Orange Theory Fitness, TED, and Dropbox. Webflow is backed by Y Combinator, Accel, CapitalG, Silversmith, and other awesome investors.
    saas
    design
    marketing
  • eBrandvalue
    eBrandvalue (w2015)Active • 10 employees • Mountain View, CA, USA
    eBrandValue, Inc. is a Mountain View, CA-based company that acts as a BI platform for brands and leverages social data to forecast sales and provide competitive intelligence. Its unique proprietary algorithm essentially captures consumer behaviour and brand affinities using social data to identify the most effective profile changing events. 

 eBrandValue has become a de facto forecaster of sales in many industries by accurately predicting and reporting the real-time sales, ROI, brand performance and market share-impact of brands in comparison to all of their competitors. These predictions are confirmed by Nielsen’s ScanTrack, which once again emphasises the catalytic impact of next-stage intelligent social media analysis to sales strategy.
 eBrandValue enables brands to measure the efficacy and ROI of their events and campaigns, and to track and analyse influencers within their industry. It also provides Meme-Based Netnographic Segmentation which reveals the dimensions that define a brand and encapsulate the nature of social media postings in the sector, thus allowing brands to track their positioning vis-à-vis competition in real-time.
 eBrandValue recently graduated from Y Combinator’s Winter’15 batch, and received press coverage at VentureBeat. Additionally, eBrandValue was also showcased as part of the Start Up Academy during Cannes Lions as one of the ten globally selected startups that are currently disrupting the marketing/agency business.

    analytics
    social
  • Inboxbooster
    Inboxbooster (w2017)Active • 3 employees • San Francisco, CA, USA
    We fix and monitor emails in spam. We monitor automatically where your emails is going, we alert you when it's going in spam and we fix it with you. Best of all, the monitoring is free!
    marketing
    email
  • Rehook.ai
    Rehook.ai (w2022)Active • 12 employees • Bengaluru, Karnataka, India
    rehook.ai is an all-in-one promotion engine. A complete stack which lets you run referral, loyalty, rewards, discounts, coupons, leaderboards, streaks, tiers etc and is flexible, trackable, scalable and secure. With an intuitive rule engine, marketers can simply add/edit/change rules to generate coupons/rewards/cashbacks or any other incentives. rehook.ai lets you experiment and personalize campaigns around user segments, geographies, demographics, journeys and any other attribute- without ever going back to tech.
    saas
    b2b
    marketing
  • Strikingly
    Strikingly (w2013)Active • 99 employees • Shanghai, China
    Strikingly lets you build a gorgeous, mobile optimized website in minutes. For your business, organization, or personal branding, a good-looking site is necessary for your online legitimacy in the Mobile Age. With no code or design at all, you can set up a professional website in under 30 minutes, and it'll look great on your phone, tablet, and computer. Check it out at http://www.strikingly.com/. We're hiring! Please see: http://www.strikingly.com/s/careers . Our mission is to give everyone the power to turn their creative ideas into reality and build brands around them. See why: http://www.strikingly.com/s/manifesto
    e-commerce
  • AI.Fashion
    AI.Fashion (s2020)Active • 11 employees • Los Angeles, CA, USA
    AI.Fashion is the AI creative suite for the fashion industry - modernizing the traditional design and go to market fashion processes with our advanced AI platform and design tools. On the design side - our platform allows brands to create physically accurate digital versions of their unreleased clothing line before even beginning their productions processes, dramatically helping to reduce waste. And on the marketing side - we enable them to create photorealistic imagery of the clothing on a multitude of sizes, which creates a better experience for their customers because they have way more information about how the clothing will actually fit before they purchase.
    artificial-intelligence
    generative-ai
    design
    fashion
  • Typa - by Weavel
    Typa - by Weavel (s2024)Active • 3 employees • San Francisco, CA, USA
    Typa automates inbound by posting authentic, everyday content crafted by AI. Simply chat with Typa and share your tasks, thoughts, or challenges - and AI generates content that sounds just like you, with your own insights incorporated. Watch your outreach grow on platforms like Twitter, LinkedIn, Bluesky, Medium, and more.
    generative-ai
    b2b
    marketing
    ai
  • Videopixie (s2011)Active • 11 employees • San Francisco, CA, USA
    Videopixie is a marketplace for video production that allows users to have great video on the website, such as promotional videos and etc. Videopixie is a marketplace where you can hire the world’s best video professionals at a range of price points, to fit any budget. Retailers use Videopixie to make weekly product videos. Game companies use Videopixie to make trailers, using in-game footage, to air on national TV. Newly-weds use Videopixie to edit their five hours of ‘big-day’ footage into a five minute keepsake for life.
    marketplace
    video
  • Writesonic
    Writesonic (s2021)Active • 30 employees • San Francisco, CA, USA
    Writesonic is an AI writing and image generation platform with a mission to empower everyone in the world to create any form of content 10X faster. It's like Canva for writing, with tools that simplify the process of creating, editing, and publishing SEO-optimized articles, blog posts, ads, landing pages, eCommerce product descriptions, social media posts, and many other forms of content. Our customers love us, as evidenced by the 10,000+ 5-star reviews on G2, TrustPilot, and Capterra. Backed by Y Combinator, HOF Capital (investors in Uber, Stripe, Alibaba, UiPath, Klarna), Rebel Fund (team includes founders of Instacart, Reddit, and Cruise), Soma Capital (investors in Deel, Rippling, Razorpay, Lattice, coda, Rappi), Broom Ventures, Amino Capital (investors in Zoom, Webflow, Rippling) and some of the best angels from different industries.
    artificial-intelligence
    generative-ai
    saas
    b2b
  • PartnerStack
    PartnerStack (s2015)Active • 200 employees • Toronto, ON, Canada
    PartnerStack is a full stack solution for partnerships. The platform supports partner marketing, referral, and reseller activity, and solves for partner application management, engagement, attribution, education, payouts, compliance, and additional partner channel needs. Companies using PartnerStack have their program listed in PartnerStack's marketplace, exposing their program to a growing network of +450,000 partners. These companies see a +30% revenue increase in their partner channels due to partners acquired through PartnerStack's network. The network allows partners to sell multiple SaaS applications from a single platform - a necessity for integrated SaaS solutions investing in channel. The most trusted and fastest growing SaaS companies in the world are turning to PartnerStack to support their channel growth, including Intuit, Asana, Freshworks, Zendesk, Aircall, Intercom, and more.
    marketplace
    saas
    b2b
  • 1stCollab
    1stCollab (w2023)Active • 6 employees • San Francisco, CA, USA
    1stCollab is an AI-powered influencer marketing platform for helping brands optimize performance. We are the first platform that leverages ML to accurately predict a creator's performance and use those predictions to recruit the most relevant, best-performing creators for a brand’s upcoming influencer campaigns. Our founding team collectively spent 30 years at Pinterest building up most of its Discovery systems, so are experts at finding the perfect set of creators for optimizing engagement. Let us know if we can help you run an influencer marketing campaign and see how our brands have reduced their CAC by over 70%!
  • Boostly
    Boostly (s2022)Active • 35 employees • Lehi, UT, USA
    Boostly is an SMS marketing platform for restaurants, which uses behavioral-based marketing and gamified texting experiences to get 10x greater engagement than merely sending an offer. For example, Boostly connects to all available sources of customer data for a restaurant, and sends targeted messages to the consumers based on their personal engagement with the brand. This might include steeper incentives for customers which haven’t engaged with the restaurant for a while, and could include a gamified experience to increase the likelihood of a customer response. Boostly also provides an automated phone assistant which handles call-in orders without staff intervention. This improves the restaurant’s efficiency, maximizes revenue, and, of course, automatically engages the restaurant’s customers through our SMS marketing to drive additional future orders.
    saas
    b2b
    messaging
    food-tech
  • Luthor
    Luthor (f2024)Active • 2 employees
    Luthor is an AI-powered copilot for marketing compliance. We scan all your marketing content in real-time to flag risky language and suggest fixes, ensuring you adhere to regulations from agencies like the FTC, FDA, and SEC. With Luthor, you can manage your marketing efforts confidently, knowing your content remains compliant.
    artificial-intelligence
    b2b
    marketing
  • Loops
    Loops (w2022)Active • 5 employees • Washington, DC, USA
    Loops is a simple and beautiful email sending platform for SaaS companies. We have a Notion-style block editor for email creation, excellent deliverability for transactional mail and pre-built loops for SaaS companies to snap-in to increase their revenue and user engagement.
    email
  • Plai
    Plai (s2021)Active • 11 employees • Los Angeles, CA, USA
    Plai is the AI advertising tool built for marketing teams and agencies. Thousands of advertisers are using Plai to create Facebook Ads, Google Ads, and TikTok Ads from a ChatGPT prompt. Plai automatically finds your target audience, generates your creative, and launches your ad campaigns like a pro in seconds, no experience required. Whether you need to acquire new leads for your startup, sales for your e-commerce store, or grow your brand, Plai is your super app for marketing.
    marketing
    advertising
  • Aditto
    Aditto (f2024)Active • 2 employees • San Francisco, CA, USA
    Aditto lets you launch and manage AI generated ads and landing pages at scale. Founders and executives use Aditto to do the work of a whole search engine marketing team in minutes.
    artificial-intelligence
    marketing
    advertising
  • OwnLocal
    OwnLocal (w2010)Active • 45 employees • Austin, TX, USA
    OwnLocal works with more than 3,300+ local media companies to transform their legacy customers base into sophisticated local digital advertisers. Our technology has been designed to work seamlessly with your current sales processes and makes it simple for any newspaper, radio station, or broadcast television station to help your local customers win online.
    marketing
    smb
  • Wondercraft
    Wondercraft (s2022)Active • 8 employees • London, UK
    Wondercraft makes it easy to create studio-quality audio for all your projects — podcasts, audiobooks, ads, meditations & more — in a collaborative and enjoyable way, by typing.
    artificial-intelligence
    saas
    b2b
    podcasts
    ai
  • Vidyard
    Vidyard (s2011)Active • 201 employees • Kitchener, ON, Canada
    Vidyard is The Video Platform for Marketing, Sales & Secure Communications. Vidyard is the easiest way to create, host, and share videos so businesses can keep connected with customers and colleagues. Want to learn more? Visit our website, and check out our 6-minute demo: http://ow.ly/q7hz30jMDd6
  • Thunkable
    Thunkable (w2016)Active • 40 employees • San Francisco, CA, USA
    From MIT's App Inventor and YCombinator's W2016 batch, Thunkable allows anyone to build powerful native apps. With Thunkable, it's simple to design, and simple to code-- simply drag and drop to create fast, native, reliable apps. You don't need to download large development suites, command-line kits, or simulators. You can use the many built-in app templates as they are, or make changes. Make your changes online and see them on your device instantly with the Thunkable mobile app. Upload your apps directly to the Play Store or App Store or send them to friends!
    developer-tools
    saas
    design-tools
  • Rethoric
    Rethoric (w2021)Active • 6 employees • San Diego, CA, USA
    Most B2B founders know the value of building an audience on LinkedIn, but the process demands consistency, time, creativity, writing skills, and energy—things founders often lack. Rethoric is a plug-and-play content team specializing in founder-led LinkedIn strategies for founders. Our approach positions founders as industry authorities in their niche, creating impactful content and engagement strategies that attract and engage their target customers. By managing your LinkedIn presence with your authentic voice, we enable you to build an audience, establish credibility, generate leads, and create a scalable inbound marketing channel that drives consistent MQLs—on autopilot.
    b2b
    social-media
    marketing
  • Dittofeed
    Dittofeed (s2022)Active • 2 employees • Los Angeles, CA, USA
    Dittofeed is an open-source alternative to platforms like Klaviyo and Customer.io. Self-host us for free, or use our low-cost cloud offering to automate messages across email, SMS, mobile push, WhatsApp, and more. We also offer solutions for embedding Dittofeed in your own SaaS! Instantly provide your customers with automated messaging tools.
    b2b
    messaging
    open-source
  • Resquared
    Resquared (w2021)Active • 40 employees • Philadelphia, PA, USA
    Local businesses were the hardest B2B segment to reach, but account for over 60% firms in the U.S. Our SaaS application has data on every local business that are easy to get in touch with using our specialized marketing automation tools and workflows. Resquared has been proven to save sales pro's over 3 hours per day and result in 53% stronger leads (case study on website).
    saas
    b2b
    sales
    proptech
    marketing
  • Taiv
    Taiv (w2020)Active • 24 employees • Winnipeg, MB, Canada
    Taiv puts TVs on autopilot, automatically switching between cable, our own streaming channels, digital signage, and trivia. Our proprietary AI model analyzes the live video feed and intelligently switches sources during commercial breaks, show changes, or based on the time of day, to show the best possible content & ads for any environment. We offer this for free to venues and make money by selling ads, which we rev-share back with the venue, turning their TVs from a cost center to a profit center.
    marketplace
    computer-vision
    b2b
    advertising
    ai
  • Laudable
    Laudable (s2021)Active • 5 employees • United States
    Laudable finds happy customers and their success stories hiding in your existing data - like call recordings, NPS, salesforce logs - and auto-generates case study content.
    saas
    b2b
    video
  • Hilos
    Hilos (s2021)Active • 5 employees • Mexico City, CDMX, Mexico
    Hilos allows startups and SMBs to run their entire business on WhatsApp, without code. We focus specifically on letting businesses build apps within WhatsApp that integrate with other systems (CRMs, Databases, Payment providers, etc.). Companies can use Hilos to allow their customers to run self serve processes like tracking the status of a package, generating payment links, creating an invoice on demand, or anything else you can dream up.
    saas
    b2b
    productivity
    messaging
  • Super Send
    Super Send (w2022)Active • 8 employees • Royal Oak, MI, USA
    Super Send is a powerful outreach automation platform designed to streamline and scale your prospecting efforts across multiple channels, including email, LinkedIn, and Twitter. With features like dynamic personalization, email warming, inbox rotation, and advanced analytics, Super Send enables businesses to connect with leads efficiently while maintaining a human touch. Whether you’re running A/B tests, managing campaigns, or optimizing deliverability, Super Send provides the tools you need to maximize engagement and grow your business
    b2b
    sales
    sales-enablement
    marketing
  • Lob
    Lob (s2013)Active • 150 employees • San Francisco, CA, USA
    Lob provides the building blocks for developers to automate the offline world. Enterprise companies use Lob’s suite of APIs to mail fully dynamic and personalized customer communications with print media. We provide insight into deliverability with piece-by-piece tracing and utilize our proprietary Print Delivery Network to streamline production across fully redundant nodes all over the country. Founded in 2013 and based in San Francisco, Lob is venture backed by Y Combinator, Polaris Partners, Floodgate, and First Round Capital. Find out more about Lob and what we’re up to by following our blog: https://lob.com/blog or visiting our website: https://lob.com.
    automation
  • Sentiyen
    Sentiyen (s2021)Active • 2 employees • San Francisco, CA, USA
    At Sentiyen, we build GPT-based AI assistants that are trained on your content and enable your audience to get the answers they need 24 hours a day. We allow creators and businesses scale themselves to unlimited 1:1 conversations with potential customers, which helps increase revenue, reduce spend, and improve customer satisfaction.
    ai-enhanced-learning
    artificial-intelligence
    ai-assistant
  • Kiosk
    Kiosk (w2024)Active • 5 employees • Paris, France
    At Kiosk, we help companies engage with their customers on their preferred app, WhatsApp. In short, we blend AI agents and traditional marketing tools (Campaigns, Workflows) to generate personalised conversations at scale. Think of us like the MailChimp for WhatsApp, with a conversational AI twist 💬 While WhatsApp is a key revenue driver in markets like India, its vast potential in Europe and Emerging Markets is still largely untapped!
    messaging
    marketing
    automation
    ai
  • BIK
    BIK (s2020)Active • 100 employees • Bengaluru, Karnataka, India
    BIK is an intelligent marketing platform helping brands to drive ROI with the power of conversations. Re-imagine your customer journey where you can convert your social media conversation into revenues rather than spending millions on website optimisation.
    artificial-intelligence
    saas
    b2b
    e-commerce
    ai-assistant
  • HOKALI
    HOKALI (w2022)Active • 12 employees • San Francisco, CA, USA
    HOKALI is the marketplace for buying after-school programs and enrichment activities with high-quality, vetted vendors in the US. We simplify the process of booking, organizing, and managing after-school programs and camps for schools.
    marketplace
    edtech
  • Navattic
    Navattic (w2021)Active • 25 employees • New York, NY, USA
    Navattic helps sales and marketing teams instantly create interactive product demos.
    saas
    b2b
    sales
    marketing
  • Instant Labs
    Instant Labs (w2022)Active • 1 employees • Victoria, BC, Canada
    Instant Labs started in 2005 by building the fastest domain search engine on the internet: https://instantdomainsearch.com. People have performed over 2.5M searches and purchased 250K domains with our free tool. In 2023, we released Strobe, https://strobe.app, an AI-powered tool to help brands find creators to help them grow.
    saas
    b2b
    marketing
    ai
  • Gluetrail
    Gluetrail (w2023)Active • 2 employees • Paris, France
    Gluetrail is a chrome extension that allows you to create support/training/marketing assets 10x faster, just from a screen and audio recording. These assets allow you to drive software or process adoption & awareness among prospects, customers or teammates. From one single recording, Gluetrail leverages your screen+clicks+audio transcript, and AI, to: - automatically create step-by-step articles with screenshots and videos - adapt the content for & publish it on 3rd party platforms in 1 click: internal or external knowledge bases (Notion, Confluence, Intercom, Zendesk...), community platforms and social media (linkedin, youtube, twitter, discourse...)
    artificial-intelligence
    productivity
    sales-enablement
    marketing
    customer-support
  • stormy.ai
    stormy.ai (s2024)Active • 2 employees • San Francisco, CA, USA
    Influencer marketing is a pain to set up. Founders spend hours scrolling the feed, DMing content creators, negotiating deals and paying them. We hated that process. So we fully automated it with AI. Now, you can focus on building and let Stormy handle the distribution!
    saas
    b2b
    marketing
    ai
  • Makrwatch
    Makrwatch (w2015)Active • 19 employees • New York, NY, USA
    Makrwatch helps D2C companies scale user acquisition with YouTube creators. Our clients see us as an alternative growth channel to Google/Facebook, by reaching their audience at a more efficient cost per acquisition and obtaining high quality customers that are more engaged. Makrwatch has been growing 100%+ year over year, currently processes 2M-5M in billings and helps creators in over 60+ countries. We are reaching 20 team members in 6+ countries, have been fully remote for the past years and aim to reach 20M in billings with 10,000 sponsored videos within the next 18 months.
    marketplace
    b2b
    social-media
    advertising
    creator-economy
  • Apten
    Apten (s2024)Active • 2 employees • San Francisco, CA, USA
    Apten is an AI SMS agent that automates sales and marketing for consumer services businesses. We help businesses build customized agentic conversation flows to drive higher lead conversion and personalized messaging.
    b2b
    sales
    marketing
    sms
    ai-assistant
  • Banabo
    Banabo (s2022)Active • 2 employees • San Francisco, CA, USA
    Banabo is the first Marketing Attribution OS with the mission of getting a company’s marketing waste to zero. We help companies achieve this goal by mapping a website visitor’s entire journey through a sale, and showcasing the true impact of each touchpoint. Accurate attribution previously wasn’t possible due to GDPR in the EU, CCPA in California, and the iOS 14 Privacy Changes. And with Google banning tracking cookies in 2023, we’ve built the first fully cookieless marketing attribution solution, using zero personal data.
    saas
    b2b
    analytics
  • Circa
    Circa (s2016)Active • 21 employees • Santa Fe, NM, USA
    Circa is the event marketing platform built for demand gen and field marketing teams. We help sales and marketing teams work on events, everywhere and every way their customers gather.
    sales-enablement
  • Milk Video
    Milk Video (w2021)Active • 2 employees • New York, NY, USA
    Milk Video is a video marketing platform that simplifies short-form video creation for marketers. Anyone can collect, clip, and ship video content such as customer testimonials, employee testimonials, and thought pieces in minutes.
    machine-learning
    design-tools
    video
  • Uberduck
    Uberduck (w2022)Active • 2 employees • Seattle, WA, USA
    Uberduck makes tools high-quality audiovisual content creation tools for product companies, brands, agencies, and musicians. We offer audio generation, image generation, and video generation functionality, including enterprise workflow APIs to power end-to-end video creation experiences. Vocal samples and full songs produced by our text-to-speech, text-to-singing, text-to-rapping, lyric video generation, and voice conversion technologies power: - AI remixes and original songs for musicians ranging from hobbyists to the largest DJs in the world. - Personalized musical content in marketing campaigns. - A variety of music-related consumer experiences built on top of our APIs.
  • Remade
    Remade (s2024)Active • 4 employees • San Francisco, CA, USA
    Remade uses AI to scale hyper-personalized video generation for marketplaces. Our first customer, Scentbird, a midmarket fragrance marketplace uses Remade to create engaging TikTok ad hooks. We are a team of 4 Cambridge AI hackers with publications in CVPR, the largest Computer Vision conference, and the Lancet Journal, the most respected medical journal globally. Our ARR grew 83% last week from 18k to 33k with an additional 17k pilot revenue with Rappi and eFood, which will take us to a 650k contracted ARR by EoQ. We are building out a research-arm to develop proprietary tech, fusing recommendation algorithms with video models to deliver hyper-personalised videos that increase conversion.
    artificial-intelligence
    saas
    b2b
    social-media
    marketing
  • Letterdrop
    Letterdrop (w2020)Active • 10 employees • San Francisco, CA, USA
    Understand what content is driving revenue. Create and distribute more of it to in-market buyers across SEO, LinkedIn, and sales enablement.
    generative-ai
    sales
    marketing
    seo
  • treble.ai
    treble.ai (s2019)Active • 38 employees • São Paulo, State of São Paulo, Brazil
    We help companies build and scale marketing campaigns through WhatsApp, reaching their customers anywhere in the world with engaging conversations. With our platform, businesses can create and send conversations massively to users and get analytics to improve their campaign performance over time, increasing conversion in every stage of the funnel.
    messaging
    marketing
    automation
  • Reforged Labs
    Reforged Labs (w2022)Active • 10 employees • San Francisco, CA, USA
    Reforged Labs is breaking ground with the launch of its first-of-its-kind AI-powered video creation service, designed specifically for indie and small game studios. We are automating what has long been an expensive and time-consuming creative process, replacing it with lightning-fast delivery of cost-effective video ads tailored to each studio’s marketing needs. At the core of this service is Reforged Labs’ proprietary AI engine, trained by analyzing thousands of high-performing game ads in its reference library. Studios can select from a streamlined ‘storefront’ of ad templates modeled after the opening hooks, content format, and narrative flows from successful ads for games similar to their own. Game developers simply upload gameplay recordings and Reforged Labs’ AI will identify key scenes and moments that showcase the game’s most impactful features and designs. Reforged Labs delivers finished ads in less than 24 hours, saving game studios both time and money. We’re a small and nimble team with backgrounds from Google, Microsoft, and Harvard, and we’re backed by world-class investors, including DCM, Y Combinator, the founder of King and Sky Mavis, and executives from Niantic and Pocket Gems.
    generative-ai
    b2b
    gaming
    advertising
    ai
  • Caddie AI
    Caddie AI (s2022)Active • 4 employees • Toronto, ON, Canada
    Caddie AI is building the future of website conversion. We're currently working in stealth with some incredible customers. Stay tuned!
    saas
    b2b
    sales
    marketing
    enterprise
  • Swayable
    Swayable (w2018)Active • 30 employees • New York, NY, USA
    Swayable partners with the world's leading brands and advocacy groups to change minds, behaviors and attitudes. We are hiring in data science, full stack engineering, data visualization, design, and operations. We welcome unsolicited CVs from anyone, and especially encourage women and people from under-represented groups to talk to us.
    machine-learning
  • Substack
    Substack (w2018)Active • 90 employees • San Francisco, CA, USA
    Start a newsletter. Build your community. Make money from subscriptions. Publishing is free, with no limits. We only make money when you do.
    marketplace
  • Revl
    Revl (w2016)Active • 22 employees • San Francisco, CA, USA
    Revl is an experience technology company and Y Combinator 2016 Winter Batch member launching the Revl Arc smart action camera. Designed in coordination with frogVentures, Sony, Ambarella and leading engineers with backgrounds at NASA, HP and Sikorsky Aircraft, the Revl Arc is available for preorder and will begin shipping in December. Revl was founded in 2015 and is based in San Francisco. For more information, please visit www.revl.com
    machine-learning
    saas
    sports-tech
    b2b
    video
  • Hive
    Hive (s2014)Active • 40 employees • Kitchener, ON, Canada
    Hive is an email & SMS marketing CRM used by brands to personalize and automate their campaigns. We pride ourselves on helping brands understand their email marketing, all while selling more and keeping their customers engaged. We integrate with tech partners like Shopify and Eventbrite to let brands act on all their data, so they can easily segment their list in thousands of ways, and send more customized, timely email campaigns that land in inboxes.
    saas
    sms
    email
  • Resonance
    Resonance (w2024)Active • 1 employees • San Francisco, CA, USA
    Resonance optimizes conversion rates by intelligently delivering marketing messages across owned channels such as push, in-product, and email.
    artificial-intelligence
    reinforcement-learning
    saas
    customer-success
    enterprise-software
  • Mailmodo
    Mailmodo (s2021)Active • 70 employees • San Francisco, San Diego, CA 92154, USA
    Mailmodo is an email marketing software that helps marketers create app-like experiences in email by adding forms, shopping cart, calendar, NPS and more widgets within the email. Our interactive emails reduce the number of steps for users, thereby increasing email conversions. You can use it to collect feedback from your users, book meetings with prospects, recover abandon carts, generate leads, and more all within emails.
    saas
  • Positional
    Positional (s2021)Active • 5 employees • Charleston, SC, USA
    Start, grow, and scale your inbound marketing and SEO strategy with a toolset optimized for results — not vanity metrics. Our goal is to connect the workflow from end to end, from keyword research to analytics, and the actions that users take that ultimately drive revenue for a business.
    saas
    marketing
    seo
  • Truva
    Truva (s2022)Active • 9 employees • San Francisco, CA, USA
    Truva handles the busywork intelligently saving your sales team hours each week, so they can focus on what matters most - building and closing deals. Many teams have seen up to 25% increase in sales where Truva's AI agents automated tedious tasks such as email follow up, CRM data entry, and process optimizations.
    b2b
    sales
    sales-enablement
    ai
    conversational-ai
  • just words
    just words (w2024)Active • 3 employees • San Francisco, CA, USA
    AI-first marketing platform that puts companies in a state of continuous experimentation. We let you test 100+ variations within a month, across segments without the need to setup an 'octopus' on your favorite CRM tool. We also automate reporting which takes the grunt work of baby sitting every A/B test out of the way.
  • OneSignal
    OneSignal (s2011)Active • 150 employees • San Mateo, CA, USA
    OneSignal is the leading omnichannel customer engagement solution, powering personalized customer journeys across mobile and web push notifications, in-app messaging, SMS, and email. Our easy-to-use interface empowers content creators to focus on quality user engagement instead of complex implementation. Our powerful platform enables over a million businesses to deliver 10 billion messages daily and 1 in 7 new apps launches using OneSignal! We support companies in 140 countries, including Zynga, USA Today, Bitcoin.com, Upwork, Tribune, and many more - from startups and small businesses just getting off the ground to established companies communicating with millions of customers.
    developer-tools
    saas
    b2b
    messaging
    marketing
  • DemandSphere
    DemandSphere (s2010)Active • 40 employees • Columbus, OH, USA
    DemandSphere enables ecommerce and programmatic SEO teams, both in-house and agency, to drive more traffic from organic search. Our DemandMetrics platform is our core monitoring platform that turns massive amounts of SERP and market data into prioritized insights for growth. Our SERP Intelligence data warehouse accelerates our customer's ability to detect and respond to changes in the search landscape.
    marketing
    seo
  • Castled.io
    Castled.io (w2022)Active • 8 employees • Bengaluru, Karnataka, India
    Castled.io is a Customer Engagement Platform (CEP) that brings the power of data in the warehouse to the marketer. Essentially, Castled.io is similar in feature set to Braze, CustomerIO or MoEngage with a major difference - We don't store your customer data. Instead Castled sits on top of your cloud data warehouse to create segments and engage them across channels.
    saas
  • Postscript
    Postscript (w2019)Active • 180 employees
    We are building the #1 revenue channel for ecommerce. Top customers include Ruggable, Dr. Squatch, Thrive Cosmetics, and 10,000 more. Postscript generates more than $2B/yr in e-commerce revenue for our merchants, growing ~2x per year. Our goal is to generate $1T+ per year in e-commerce revenue. Interesting challenges: - Massive Scale - Real-time conversations across 100M phones
    saas
    e-commerce
  • Laudspeaker
    Laudspeaker (w2021)Active • 3 employees • Mountain View, CA, USA
    Open source mobile marketing automation and customer onboarding platform. Alternative to braze customer io / iterable / pendo / appcues . Segment and engage your users with complex scheduled push notification, sms and email campaigns.
    saas
    b2b
    open-source
    automation
  • Zaymo
    Zaymo (w2024)Active • 3 employees
    Recent changes in email clients made it possible to embed a whole website inside an email. We've built the first email builder that lets Shopify brands create emails that are fully interactive like websites. Zaymo emails decrease friction and increase conversion for product marketing and data collection.
  • Skio
    Skio (s2020)Active • 50 employees • New York, NY, USA
    Skio ($10M+ ARR in 3 years, profitable) is subscription management software for brands on Shopify. Customers include Liquid I.V., Milk Bar, Polaroid, Barstool, Unilever, KraveBeauty, Boba Tea Protein, & Siete.
    fintech
    b2b
    e-commerce
    subscriptions
    food-tech
  • Kaya
    Kaya (s2021)Active • 5 employees • London, UK
    Kaya is on a mission to help businesses achieve rapid growth through digital advertising. With our cutting-edge technology and experienced marketers, we deliver ad campaigns 10x cheaper, better and faster than traditional agencies. In less than a year, we’ve helped 120+ businesses achieve multiple fold growth on their ad campaigns, without the steep fees typically associated with high-quality marketing services. Check out what some of our customers have to say here: usekaya.com/reviews
    saas
    b2b
    analytics
    marketing
    ai
  • Mutiny
    Mutiny (s2018)Active • 81 employees • San Francisco, CA, USA
    Today companies spend over $1T to bring customers to the door, but $19 of every $20 they spend does not convert to revenue. Companies have no choice other than to dedicate large engineering and data science teams to manually build more relevant, higher converting experiences for different customer segments. Mutiny is a no-code AI platform that helps marketers convert their top of funnel demand into revenue, without engineers. Mutiny gives marketers everything they need to drive revenue and prove it — from data and analytics to AI-powered recommendations and content writing. We are backed by Sequoia Capital, Tiger Global, Insight Partners, Y Combinator and CMOs from some of today’s fastest-growing tech companies including AngelList, Carta, Gong, Salesforce and Snowflake.
    saas
    b2b
  • Mth Sense (s2012)Active • 11 employees • San Jose, CA, USA
    mth sense focuses on finding solutions to "blind" ads. mth sense offers its users an audience library to target certain demographics and psychographics.
    privacy
    advertising
  • Permutive
    Permutive (s2014)Active • 205 employees • London, UK
    As third-party identifiers like the cookie disappear, ad-tech breaks—targeting, frequency capping and measurement disappear. We're rebuilding data infrastructure in advertising to work with cohorts—privacy safe descriptions of users—which enable advertising use cases without the need for sharing personal identifiers. We do this by moving data processing and management out of the cloud, and on to the user's device.
    privacy
    advertising
  • Kite
    Kite (s2023)Active • 2 employees • San Francisco, CA, USA
    Kite helps software companies create Apple-style product videos. We turn a screen recording of your app into a stunning polished, professional video—no expensive agencies or complicated tools required. Video marketing is a massive, $104B industry, but the workflow for creating professional product videos hasn't changed in decades. Kite uses WebGL and AI to dramatically lower the cost of professional-grade video production.
    video
    media
    marketing
    advertising
    ai
  • Netomi
    Netomi (w2016)Active • 104 employees • San Mateo, CA, USA
    Welcome to Netomi AI, where we are revolutionizing the world of customer experiences through cutting-edge artificial intelligence. Our mission is clear: to create AI that not only solves mission-critical problems for the world's largest brands but also fosters genuine customer love. Backed by industry titans like Y-Combinator, Index Ventures, Jeffrey Katzenberg, and Greg Brockman, Netomi AI is at the forefront of defining the future of AI-driven customer engagement. At Netomi, we embody our core values in everything we do: Passion: We love what we do, genuinely. We persevere, creatively problem solve, and grow from adversity. Customer Focus: We obsess over creating a positive impact and deliver experiences that meet or exceed the needs of our customers, and their customers. One Team: We believe in working collaboratively as One Team to meet shared objectives and goals. Joining Netomi AI means being part of a dynamic, fast-growing team that values innovation, creativity, and hard work. As a key player in the Generative AI revolution, you'll have the opportunity to significantly impact our success while developing your skills and career in the ever-evolving field of AI. Netomi AI is not just a workplace; it's a community of visionaries shaping the future of customer engagement. If you're ready to be part of something extraordinary, where your passion aligns with our values and vision, we invite you to explore opportunities with us. Your journey to redefine customer experiences with brand-safe AI starts here. Mission To empower the highest quality customer experiences with brand-safe AI. Vision Building Brand and Customer Love
    deep-learning
    customer-service
    ai
  • InEvent
    InEvent (s2019)Active • 150 employees • Atlanta, GA, USA
    InEvent is an all in one platform that allows you to use multiple solutions (website, registration, mobile app, hospitality, check-in, badge printing, budgeting, etc) altogether, without having to upload data 3-4x times on different pages. Everything is available on the cloud, 24x7, for you and your attendees. Most of our competitors have modules that don't talk with each other, we solved this by creating a solid foundation that all of our solutions are built upon. We have already successfully improved more than 12,400 events, boosting more than 2,390,000 registrations so far. We have integrations with Salesforce, Marketo, Oracle, Microsoft and other vendors to create a simple, easy-to-use marketing ecosystem for all our customers. Discover the InEvent Virtual Lobby, the top event marketing solution in the world today: https://inevent.com/en/virtual-online-streaming-events-room-events-innovative.php
    saas
    govtech
    b2b
  • SpeedyBrand
    SpeedyBrand (w2023)Active • 8 employees
    SpeedyBrand provides SMBs with generative-AI powered marketing content that is effective and affordable. We achieve this by training custom AI models for individual businesses to create hyper-personalized marketing content that gets them more business leads. We are 3 AI engineers who've shipped AI products at companies like Apple, Microsoft and Nextdoor. We previously founded Vetan — an SMB payroll company where we served over 30k SMBs.
  • Oda
    Oda (w2020)Active • 9 employees • Los Angeles, CA, USA
    Oda is an AI agent for home design. Homebuyers and renters alike can use Oda to discover their interior design preferences, apply those preferences to their new home, and then find the best furniture, décor, and appliances aggregated from many different online retailers. Oda distributes its product to homebuyers and renters through partnerships with real estate companies and platforms. Real estate partners add Oda AI iFrames to their websites to showcase listed homes with AI-generated designs. Each AI iFrame is directly linked to an Oda board, allowing consumers to transition from an iFrame to Oda to further personalize the designs and create their dream home.
    machine-learning
    computer-vision
    e-commerce
    ai-assistant
  • Carma
    Carma (w2024)Active • 11 employees • San Francisco, CA, USA
    Carma is a B2B managed marketplace for commercial fleet owners to get same-day automotive repair for any vehicle with instant transparent offers and guaranteed pricing. Every year, fleet owners spend $573B on auto repairs globally. Fleet owners request any service through our mobile app, which we send to our network of highly-vetted partner service centers. Our partner service centers give users real-time offers on their requested services. Our fleet customers save upwards of 50% when they use Carma vs. the median price for the same service in their zip code, while our partner service centers increase their revenues and obtain new customers. We are currently accepting commercial fleet customers: If you own multiple commercial vehicles for your business and are interested in trusted same-day turnaround for your fleet, call or text Muhammad (Carma CEO) at 636-293-5254 or email fleets@joincarma.com. If you are an owner of a highly-rated automotive service center and are interested in increasing revenue with more profitable high-ticket work, call or text Muhammad (Carma CEO) at 636-293-5254 or email shops@joincarma.com.
    auto-commerce
    marketplace
    b2b
    trust-&-safety
    automotive
  • Rivia.AI
    Rivia.AI (s2021)Active • 5 employees • Bengaluru, Karnataka, India
    Rivia.ai empowers marketing, sales, and demand generation teams to effortlessly generate and distribute interactive product demos within 10 minutes. Potential customers of SaaS brands can now personally engage with these self-guided product stories without direct sales interactions. With our user-friendly platform and intuitive dashboards, teams can effortlessly capture, customize, enhance, and share their demos without sound technical expertise. These interactive demos can seamlessly integrate into applications, websites, email campaigns, or ad campaigns.
    saas
    b2b
    sales
  • Per Diem
    Per Diem (w2021)Active • 15 employees • New York, NY, USA
    Per Diem makes launching an app as easy as building a website. Think Starbucks-level tech for every mom-and-pop shop, at 10x the speed and 1/10th the cost. Ranked as the top app for Loyalty & Rewards in the Square app marketplace, our iOS and Android apps power over 150 brands, including Coffee Dose, Think Coffee, and Chip City.
    payments
    consumer
    b2b
  • Rankai
    Rankai (s2023)Active • 3 employees • San Francisco, CA, USA
    Marketing agencies are expensive and human-powered. Rankai is building AI agents to replace them. Our first AI agent automates the entire SEO process and makes it 20x more affordable.
    artificial-intelligence
    saas
    b2b
    marketing
  • Apollo.io
    Apollo.io (w2016)Active • 40 employees • San Francisco, CA, USA
    Founded in 2015, Apollo.io is a lead intelligence and sales engagement platform trusted by nearly 9,000 paying customers, from rapidly growing startups to some of the largest global enterprises. Our community-based approach to crowdsourcing data gives users maximum coverage while ensuring data accuracy. Our advanced algorithms and unique data acquisition methods help over 500,000 sales professionals enrich and analyze prospects' data to increase quality conversations and opportunities. We have notable investors: Y Combinator and Nexus Venture Partners. We recently completed a Series B financing to fuel our next growth phase. We have reached and maintained profitability for the last 18 months. Our growth and customer feedback set us apart from competitors. Apollo had over one million sign-ups for its platform in the past year, and the number of weekly active users increased by over 400%. We are a top-ranking G2 Crowd vendor in the Sales Intelligence, Lead Intelligence, Marketing Account Intelligence, and Sales Engagement categories. Our highest scores are in the B2B data space for accuracy and ROI based on customer reviews.
    sales
    marketing
  • Tenjin
    Tenjin (s2014)Active • 30 employees • San Francisco, CA, USA
    We're a mobile attribution and analytics provider, focused on helping app developers, marketers, and publishers find and grow their users. We track a bunch of metrics such as ad spend, ad revenue, in-app purchase revenue, subscription revenue, retention, etc. We also have a data warehousing product that lets our customers directly query the data we've collected. Experts at mobile advertising, need help with handling all of this data and making a very technical front-end more user-friendly.
    analytics
  • Ahazou
    Ahazou (s2021)Active • 27 employees • São Paulo, State of São Paulo, Brazil
    Ahazou is a SaaS app that helps offline local businesses to connect online with their customers to promote their brand, to build their reputation and to sell more. We've reached USD100k MRR with 16k+ subscribers. Our vision is to build the next all-in-one platform for 50 million local businesses to grow online in Latam. The company is founded by Rui Miadaira - 10+ years building local businesses, 3x entrepreneur, tech background with a Harvard MBA - and has built a team from iFood, Movile, PicPay. Ahazou is backed by GFC, Monashees, Y Combinator (S21) and more.
    fintech
    saas
    b2b
  • Laylo
    Laylo (s2020)Active • 12 employees • Venice, Los Angeles, CA, USA
    Laylo powers drops for some of the world’s biggest creators and brands. The platform combines landing pages, messaging, link tracking, and more to empower musicians, artists, celebrities, creators and brands with the tools to drive more sales and streams around their most important moments. We're fortunate to work with some of the top musicians, sports teams, media brands and creators to offer the leading Drop CRM.
    saas
    messaging
    enterprise
    crm
    creator-economy
  • Dyspatch (w2014)Active • 20 employees • Victoria, BC, Canada
    Dyspatch by Sendwithus is a powerful communications platform built around advanced email content management. Our platform simplifies transactional email creation with a robust API, an easy to use editor, and built-in device testing, allowing for truly collaborative email strategy and execution. A centralized hub for email creation, approval, and publishing, our cloud-based solution empowers Product, Marketing, CRM, and Loyalty teams to efficiently build and test meaningful, dynamic communications without involving developers or deploying code. And with built-in support for 300+ locales, your teams can seamlessly manage localized content for global communications. Easily connect your cloud email provider or customize your integration to connect to your digital messaging service. Upload your existing templates in minutes. And from there, you’re well on your way to optimizing every email you send.
    saas
    b2b
  • ngrow.ai
    ngrow.ai (w2022)Active • 11 employees • San Francisco, CA, USA
    AI-driven push marketing tool for mobile apps, that can be integrated in hours, without any code writing. nGrow connects to behavioral data from analytical systems like Amplitude, Google Firebase, Mixpanel etc. and allows to setup auto push campaigns with an hours. It's as simple as running Google or Facebook but in push notifications channel. nGrow.ai customers usually got their up to 30% incremental Revenue lift. We got Amplitude COO and ex-Google advisors on board
    saas
  • Volantio
    Volantio (w2009)Active • 19 employees • Atlanta, GA, USA
    Volantio is a leader in travel technology software focused on revenue and capacity optimization for airlines. Based in Atlanta, GA, Volantio partners with major airlines globally such as Qantas, Iberia, Alaska Airlines, Volaris, Jetstar Airways, Emirates, Ethiopian Airlines, Scoot-Tigerair, and others. The company’s Yana platform enables airlines to generate incremental revenue and reduce operational costs, while putting greater predictability and control back into the hands of their customers. We are backed by institutional and strategic investors from around the world including Ingleside Investors, JetBlue Technology Ventures, International Airlines Group (IAG), and Qantas Ventures.
    airlines
  • AgendaPro
    AgendaPro (w2021)Active • 50 employees • Santiago, Santiago Metropolitan Region, Chile
    AgendaPro is building Shopify for Beauty and Wellness businesses in Latam. We allow business owners to charge their customers online and easily schedule appointments.
    saas
    e-commerce
  • RankScience
    RankScience (w2017)Active • 16 employees • New York, NY, USA
    RankScience is the #1 trusted agency to grow SEO traffic for venture-backed Silicon Valley startups to the Fortune 500.
    artificial-intelligence
    generative-ai
    nlp
  • Affil.ai
    Affil.ai (s2024)Active • 2 employees • San Francisco, CA, USA
    We help companies like Capital One work with their affiliate content creators like CNBC more easily. Affiliate is an important growth channel, accounting for 25% of new credit card sign-ups, but today's financial companies use multiple layers of middleman to do their affiliate marketing and adhere to compliance guidelines. This is costly and time consuming for fintechs and affiliates alike in this massive market. Affil leverages AI to automate affiliate compliance, monitoring, and management to wrap the middleman into major player. This not only makes it easier for fintechs to market their products, but it also helps improve the affiliate experience as well.
    saas
    b2b
    compliance
    marketing
    ai
  • Smobi
    Smobi (s2023)Active • 3 employees • New York, NY, USA
    Smobi is an AI powered conversational marketing platform that helps e-commerce brands increase sales and improve their customer relationships via interactive SMS messages.
    saas
    b2b
    e-commerce
    marketing
    sms
  • OmniVirt (s2012)Acquired • 15 employees • San Francisco, CA, USA
    OmniVirt is 360° Virtual Reality advertising platform for brands and publishers. Audiences can view 360° content with just one tap of their fingertip on smartphones, tablets and websites. No app installation or VR headset required. HTML5 / VAST complaint. Our company is specialize in mobile formats, the network optimizes revenue for publishers and serves billions of ad impressions in more than 200 countries.
    advertising
  • Zyper
    Zyper (w2018)Acquired • 35 employees • San Francisco, CA, USA
    Zyper is a machine learning-led community marketing tool that enables brands to identify and engage with the top 1% of their social following, turning them from passive followers to active advocates. These brand fans create authentic and emotive content, scaling peer-to-peer advertising in a unique way by uplifting market voice, engagement and social conversion. Neither micro-influencers nor bloggers, brand fans are real, social-savvy consumers who influence their immediate peer group and immerse themselves in your brand ecosystem. We target them at scale to give you the equivalent reach of one influencer but with the value of repeat content, authenticity and higher engagement.
    social
    networks
  • Perfect Audience (s2011)Acquired • 11 employees • San Francisco, CA, USA
    Perfect Audience is a retargeting platform that lets businesses bring back lost customers and get more sales effortlessly.
    saas
    advertising
  • Priceonomics (w2012)Acquired • 2 employees • San Francisco, CA, USA
    Priceonomics is the price guide for everything. Price guides are helpful for buying and selling used things. How much should I spend on this used bicycle on Craigslist? How much should I sell my stereo system for on eBay? Is this used Vespa a good deal, or what?
  • Earbits
    Earbits (w2011)Acquired • 15 employees • Venice, Los Angeles, CA, USA
    Google AdWords for music. Allowing bands and labels to bid for airtime and have their music streamed to qualified audience.
    advertising
    music
  • Popular Pays
    Popular Pays (w2015)Acquired • 37 employees • Chicago, IL, USA
    Popular Pays is a platform connecting content Creators with Brands who want content to tell their stories. We’re tech-forward, with an in-house built iOS and web app (for creators) and dashboard (for brands) that delivers direct communication & powerful statistics to help you run a multiplatform campaign. To find out what we’re about, visit our website: www.popularpays.com.
    advertising
  • Tapzilla (s2010)Acquired • 2 employees
    TapZilla is a Y Combinator-backed company that launched October 13, 2010 and is taking the daily deal model and applying it to discounts on paid mobile apps. Through TapZilla.com and AppRebates.com, the company has given out more than 25,000 paid applications to its users and has pioneered the method of connecting developers with users by giving away paid applications for free. TapZilla has been featured by TechCrunch and Forbes. Each day, TapZilla features a paid iOS app. To get the deal, the user clicks on the “get App Now” button, which will then prompt TapZilla to ask for your email. Users receive an email with a link to the app in the App Store where they can purchase the app and a coupon code. Once the app is purchased and downloaded, users are prompted to enter the coupon code once inside the App’s interface. The app can also be prompted by shaking the phone. Once the code is entered, TapZilla automatically puts the app cost in the buyer’s PayPal account or can issue an iTunes gift card.
  • Brevy
    Brevy (s2020)Acquired • 8 employees
    Brevy is an AI chatbot that uses large language models to resolve eCommerce support tickets with human level accuracy at a fraction of the price.
    saas
    b2b
  • Motionlead (w2014)Acquired • 11 employees • Paris, France
    Motionlead empowers advertisers and publishers to reach their audience through a unique advertising experience thanks to transparent, animated and interactive ads that come on top of native and web apps without stopping user navigation
    advertising